TAVI Surgery in India: What It Is, How It Works, and How It Compares to Open Heart Surgery

By: Dr. Ravishankar Shetty K
Lead Cardio Thoracic & Transplant Surgeon (Cardiovascular & Thoracic Surgery)
Posted on July 10, 2025

Medical advancements in cardiac services have transformed how we treat serious heart valve conditions. TAVI surgery in India has emerged as a breakthrough for patients suffering from aortic stenosis, offering a minimally invasive aortic valve replacement without the trauma of conventional surgery. But what exactly is TAVI, and how does it compare to open heart surgery? This comprehensive guide covers everything you need to know, from the TAVI procedure to candidacy criteria, costs, benefits, risks, and a detailed comparison.

What Is TAVI? Understanding the TAVI Procedure
Step-by-Step: How the TAVI Procedure Works
Who Is an Ideal Candidate for TAVI Surgery in India?
Benefits of TAVI Surgery
Risks of the TAVI Procedure
What Is Open Heart Surgery? A Brief Overview
Open Heart Surgery vs. TAVI: Side-by-Side Comparison
TAVI Surgery Cost in India
Conclusion
Frequently Asked Questions (FAQs) About TAVI Surgery in India

What Is TAVI? Understanding the TAVI Procedure

TAVI, short for Transcatheter Aortic Valve Implantation, is also widely referred to as TAVR (Transcatheter Aortic Valve Replacement). It is a minimally invasive heart valve replacement technique designed specifically for patients with aortic stenosis, a condition in which the aortic valve narrows due to calcium and plaque buildup.

This narrowing restricts blood flow from the heart to the rest of the body, causing fatigue, shortness of breath, chest pain, and if left untreated, heart failure. Unlike traditional open heart surgery, the TAVI procedure does not require opening the chest or stopping the heart. Instead, a collapsible prosthetic valve is delivered via a catheter, usually through the femoral artery in the groin, and guided to the heart using advanced real-time imaging.

Once correctly positioned, the new valve expands and pushes aside the damaged valve, immediately restoring normal blood flow. The result: effective heart valve replacement with minimal disruption to the body.

Step-by-Step: How the TAVI Procedure Works

Here is what happens during a typical TAVI procedure:

Preparation and Sedation: The patient receives local anaesthesia or conscious sedation – general anaesthesia is typically not required.
Catheter Insertion: A small incision is made in the groin (transfemoral approach) or the chest (transapical approach), depending on the patient’s vascular anatomy.
Guided Navigation: The catheter is advanced through the artery and positioned at the diseased aortic valve using fluoroscopy and echocardiography.
Balloon Inflation (if required): In some cases, a balloon is inflated to pre-dilate the narrowed valve before deploying the replacement.
Valve Deployment: The prosthetic valve is deployed precisely within the old valve, instantly taking over its function.
Catheter Removal and Closure: The catheter is withdrawn, and the small incision is sutured or sealed with a closure device.

The entire TAVI procedure is typically completed within 1 to 2 hours, with most patients requiring only a 2 to 4-day hospital stay afterwards.

Who Is an Ideal Candidate for TAVI Surgery in India?

TAVI surgery in India is particularly well-suited for:

Elderly patients aged 70 years and above
Patients at high, intermediate, or low surgical risk for conventional open heart surgery
Individuals with coronary artery disease, kidney failure, or chronic lung disease
Patients who have previously undergone heart bypass surgery
Those with a severely calcified aorta where open surgery poses higher risks

Patients at low, intermediate, or high risk for open heart surgery are all considered potential candidates for TAVI based on thorough evaluation by experienced cardiologists in Bangalore and across India.

Benefits of TAVI Surgery

The benefits of TAVI surgery make it a compelling choice for eligible patients, particularly older adults or those unable to tolerate open surgery:

Minimally invasive: No chest opening, significantly less trauma
Shorter procedure time: Typically 1-2 hours
Reduced blood loss and lower infection risk due to small incisions
Faster recovery: Most patients return to normal activities within 1 week
Shorter hospital stay: 2-4 days versus 7-10 days for open surgery
Improved quality of life and symptom relief within days of the procedure
Suitable for high-risk patients who cannot safely undergo open heart surgery

Risks of the TAVI Procedure

While TAVI is considered safe and highly effective, like any cardiac intervention, it carries potential risks. Patients should be aware of the following:

Bleeding or vascular complications at the access site
Stroke or transient ischaemic attack (TIA)
Arrhythmias (irregular heartbeats), sometimes requiring a pacemaker
Paravalvular leakage – minor leaking around the new valve
Kidney injury, especially in patients with pre-existing renal issues
Rarely, valve malfunction or displacement requiring re-intervention

Your cardiac team at a best cardiac hospital in India will discuss your individual risk profile in detail and help weigh these risks against the benefits of the procedure.

What Is Open Heart Surgery? A Brief Overview

Open heart surgery refers to a procedure in which the chest is surgically opened to expose and operate directly on the heart. It is used for heart valve repair or replacement, coronary artery bypass grafting (CABG), correction of congenital defects, and more.

During open heart surgery, the heart is temporarily stopped and a heart-lung bypass machine maintains circulation. While this approach allows surgeons direct visibility and access to the heart, it is significantly more invasive and involves a longer recovery period.

How Open Heart Surgery Is Performed

General anaesthesia is administered.
A large incision is made along the breastbone (median sternotomy).
The patient is connected to a heart-lung machine.
The surgeon performs the required valve repair, replacement, or bypass.
The heart is restarted, and the chest is closed with surgical staples or sutures.

Open heart surgery typically takes several hours and requires a hospital stay of 7 to 10 days, followed by 6 to 12 weeks of home recovery.

Benefits of Open Heart Surgery

Excellent long-term valve durability
Allows treatment of multiple cardiac conditions in a single procedure
Direct surgical access provides greater precision in complex cases
Highly effective for younger patients or those with complex valvular or coronary disease

Risks of Open Heart Surgery

Infection at the sternotomy site
Excessive bleeding requiring transfusion
Stroke or postoperative heart attack
Prolonged recovery (weeks to months)
Lung and kidney complications from extended bypass
Cognitive changes or memory difficulties in some patients post-surgery

Open Heart Surgery vs. TAVI: Side-by-Side Comparison

Here is a clear breakdown of the key differences between TAVI and open heart surgery to help patients and families make informed decisions:

Criteria	TAVI Surgery	Open Heart Surgery
Invasiveness	Minimally invasive	Highly invasive
Incision Size	Small (groin or chest)	Large sternotomy
Anaesthesia	Local / conscious sedation	General anaesthesia
Procedure Time	1-2 hours	3-6 hours
Hospital Stay	2-4 days	7-10 days
Recovery Time	3-7 days	6-12 weeks
Ideal Candidates	Elderly / high-risk patients	Younger / lower-risk patients
Scarring	Minimal	Significant
Multi-condition Treatment	Limited	Yes – multiple issues at once
Long-term Valve Durability	Good (improving with newer valves)	Excellent

TAVI Surgery Cost in India

One of the most common questions patients and families ask is about TAVI surgery cost in India. Compared to Western countries, India offers world-class TAVI procedures at a fraction of the cost, making it an increasingly popular destination for medical tourism in cardiac care.

The TAVI surgery cost in India typically depends on:

The type and brand of prosthetic valve used
The hospital’s tier and location (metropolitan vs. smaller cities)
The patient’s individual health complexity and length of stay
Pre-procedure diagnostics and post-procedure follow-up care

Patients are advised to consult the SPARSH Hospitals – Global Care, and get individualised cost estimates. Many leading hospitals offer transparent pricing and package-based billing for international and domestic patients alike.

Conclusion

TAVI surgery in India has revolutionised aortic stenosis treatment, offering elderly and high-risk patients a safe, effective, and fast-recovery alternative to conventional open heart surgery. With shorter hospital stays, minimal scarring, and significantly faster recovery, TAVI has become the preferred choice for a growing number of patients worldwide.

That said, open heart surgery remains indispensable for younger patients and complex multi-condition cases where direct surgical access offers the best outcomes. The right choice always depends on your individual anatomy, risk profile, and the expert recommendation of an experienced cardiac team.

If you or a loved one is experiencing symptoms of aortic stenosis, contact SPARSH Hospitals – Global Care to explore whether TAVI or open heart surgery is the right path forward.

Frequently Asked Questions

1. What is TAVI surgery, and how is it different from open heart surgery?

TAVI (Transcatheter Aortic Valve Implantation) is a minimally invasive procedure that replaces a diseased aortic valve using a catheter, typically inserted through the groin, without opening the chest. Open heart surgery, by contrast, requires a large sternotomy, general anaesthesia, and carries a significantly longer recovery period.

2. Is TAVI surgery safe for elderly patients?

Yes. TAVI was specifically developed for elderly and high-risk patients who are not ideal candidates for open heart surgery. Studies consistently show that TAVI offers outcomes comparable to or better than surgery in patients aged 70 and above, with lower complication rates and faster recovery.

3. What is the TAVI surgery cost in India?

The cost of TAVI surgery in India is significantly more affordable than in Western countries, without compromising on quality or outcomes. The exact cost varies based on the valve type, hospital, and patient complexity. We recommend consulting directly with your chosen cardiac hospital for a personalised cost estimate.

4. Who is not a suitable candidate for TAVI?

TAVI may not be suitable for patients with severe frailty, active infection, unsuitable valve anatomy, or inadequate vascular access in the groin or chest. Patients with certain structural heart abnormalities may also require open surgery instead. A thorough pre-procedure evaluation determines candidacy.

5. Does the TAVI procedure cause pain?

No. TAVI is performed under local anaesthesia with conscious sedation, meaning most patients feel little to no pain during the procedure. Post-procedure discomfort is typically mild and manageable with standard pain relief medications.

6. How long does recovery take after TAVI surgery in India?

Most patients are discharged within 2 to 4 days and resume light daily activities within one week. Full recovery and return to normal activities generally take 2 to 4 weeks, significantly faster than the 6 to 12 weeks typically required after open heart surgery.

7. What are the main risks of TAVI compared to open heart surgery?

TAVI carries risks such as stroke, vascular complications, pacemaker requirement, and minor valve leakage. Open heart surgery carries risks of infection, excessive bleeding, prolonged recovery, and post-operative cognitive changes. Both procedures are evaluated by a cardiac team to determine which option is safest for each individual patient.

8. Can TAVI be performed on patients who have had previous bypass surgery?

Yes. TAVI is often preferred for patients who have previously undergone coronary artery bypass grafting (CABG), as it avoids the complexities of re-opening the chest. This makes it a particularly important option for patients with a history of prior cardiac surgery.

9. What is aortic stenosis, and how does TAVI treat it?

Aortic stenosis is a narrowing of the aortic valve due to calcium and plaque buildup, which restricts blood flow from the heart to the body. TAVI treats this by implanting a new prosthetic valve directly within the old, narrowed valve, restoring normal blood flow without the need for surgical removal of the damaged valve.

10. Which is the best cardiac hospital in India for TAVI surgery?

India has several world-class cardiac hospitals offering TAVI surgery with internationally trained surgeons, state-of-the-art hybrid catheterisation labs, and comprehensive cardiac care teams. When selecting a hospital, consider factors such as the volume of TAVI procedures performed, surgeon expertise, availability of a multidisciplinary heart team, and post-procedure follow-up care. Patients should consult with their referring physician for recommendations suited to their location and medical needs.